Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667409 | Process and apparatus for integrating an alkene derivative process with an ethylene process | M. Mushtaq Ahmed, Raymond Francis Drnevich | 2003-12-23 |
| 6626008 | Cold compression cryogenic rectification system for producing low purity oxygen | Neil M. Prosser | 2003-09-30 |
| 6622520 | Cryogenic rectification system for producing low purity oxygen using shelf vapor turboexpansion | Neil M. Prosser | 2003-09-23 |
| 6623714 | Oxygen separation method using a ceramic membrane unit | Eric Shreiber, Edward P. Eardley, Vijayaraghavan Srinivasan, Bart Antonie van Hassel | 2003-09-23 |
| 6536234 | Three column cryogenic air separation system with dual pressure air feeds | — | 2003-03-25 |